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Key Features and Benefits

  • Broad range of capacities, from 200 GB to 750 GB, the highest in the industry
  • Available interfaces: SATA 3Gb/s, SATA 1.5Gb/s or Parallel ATA/100
  • Perpendicular recording technology for maximum drive capacity and reliability
  • 8- and 16-MB cache buffer options
  • Ultra-fast performance
  • Superb reliability
  • Whisper-quiet operation
  • Enhanced G-Force Protection against handling damage
  • 78 MB/s maximum sustained data transfer rate
  • Clean Sweep calibration and Directed Offline scan diagnostics
  • RoHS (restriction of hazardous substances) compliant
  • 5-year warranty

Applications

  • Gaming PCs
  • Workstations
  • High-end PCs
  • Desktop RAID
  • Mainstream PCs
  • xATA servers
  • USB/FireWire/eSATA external storage

Resources:

Barracuda 7200.10 Ultra ATA/100 320-GB Hard Drive

ST3320620A

Specifications
Model Number ST3320620A
Interface Ultra ATA/100
Cache 16MB
Capacity 320GB
Guaranteed Sectors 625,142,448
PHYSICAL
Height 26.1mm (1.028 in)
Width 101.6mm (4.010 in)
Length 146.99mm (5.787 in)
Weight (typical) 635g (1.40 lb)
PERFORMANCE
Spindle Speed 7,200 RPM
Average latency 4.16ms
Random read seek time <11.0ms
Random write seek time <12.0ms
RELIABILITY
MTBF 700,000 hours
Annual Failure Rate 0.34 %
POWER
Maximum start current, DC 2.80

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